/*
 * Copyright (C) 2014 simpligility technologies inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.simpligility.maven.plugins.android.standalonemojos;

import io.takari.maven.testing.TestResources;
import io.takari.maven.testing.executor.MavenExecutionResult;
import io.takari.maven.testing.executor.MavenRuntime;
import io.takari.maven.testing.executor.MavenRuntime.MavenRuntimeBuilder;
import io.takari.maven.testing.executor.MavenVersions;
import io.takari.maven.testing.executor.junit.MavenJUnitTestRunner;
import org.junit.Assert;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;

import java.io.File;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.Map;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;

@RunWith(MavenJUnitTestRunner.class)
@MavenVersions({"3.3.9"})
public class AarMojoIntegrationTest
{

  @Rule
  public final TestResources resources = new TestResources();

  public final MavenRuntime mavenRuntime;

  public AarMojoIntegrationTest( MavenRuntimeBuilder builder) throws Exception {
    this.mavenRuntime = builder.build();
  }
  
  @Test
  public void buildDeployAndRun() throws Exception {
    File basedir = resources.getBasedir( "aar-no-resources" );
    MavenExecutionResult result = mavenRuntime
          .forProject(basedir)
          .execute( "clean", "install" );
    result.assertErrorFreeLog();

    // Check contents of AAR and confirm that /res folder and R.txt exist.
    final File targetFolder = new File( basedir, "target" );
    final ZipFile aarFile = new ZipFile( new File( targetFolder, "aar-no-resources.aar" ) );
    try {
      final Enumeration<? extends ZipEntry> entries = aarFile.entries();
      final Map<String, ? extends ZipEntry> entriesMap = convertEntriesToNamedMap( entries );
      Assert.assertTrue( "AAR must have res folder", entriesMap.containsKey( "res/" ) );
      Assert.assertTrue( "AAR must have R.txt", entriesMap.containsKey( "R.txt" ) );
    } finally
    {
      aarFile.close();
    }

  }

  private Map<String, ? extends ZipEntry> convertEntriesToNamedMap( Enumeration<? extends ZipEntry> entries )
  {
    final Map< String, ZipEntry> map = new HashMap<>();
    while ( entries.hasMoreElements() )
    {
      final ZipEntry entry = entries.nextElement();
      map.put( entry.getName(), entry );
    }
    return map;
  }
}